City of Chicago


312 Area code: Chicago, Cook - Landline

Directory Numbers

How to dial a U.S. number internationally:

  • Start with your country's exit code (e.g., 011 for the U.S. or Canada).
  • Dial the U.S. country code (+1).
  • Dial the 10-digit phone number (area code + local number).

  • 3125035500 | +1 312-503-5500 Illinois U.S.A.
  • 3125035501 | +1 312-503-5501 Illinois U.S.A.
  • 3125035502 | +1 312-503-5502 Illinois U.S.A.
  • 3125035503 | +1 312-503-5503 Illinois U.S.A.
  • 3125035504 | +1 312-503-5504 Illinois U.S.A.
  • 3125035505 | +1 312-503-5505 Illinois U.S.A.
  • 3125035506 | +1 312-503-5506 Illinois U.S.A.
  • 3125035507 | +1 312-503-5507 Illinois U.S.A.
  • 3125035508 | +1 312-503-5508 Illinois U.S.A.
  • 3125035509 | +1 312-503-5509 Illinois U.S.A.
  • 3125035510 | +1 312-503-5510 Illinois U.S.A.
  • 3125035511 | +1 312-503-5511 Illinois U.S.A.
  • 3125035512 | +1 312-503-5512 Illinois U.S.A.
  • 3125035513 | +1 312-503-5513 Illinois U.S.A.
  • 3125035514 | +1 312-503-5514 Illinois U.S.A.
  • 3125035515 | +1 312-503-5515 Illinois U.S.A.
  • 3125035516 | +1 312-503-5516 Illinois U.S.A.
  • 3125035517 | +1 312-503-5517 Illinois U.S.A.
  • 3125035518 | +1 312-503-5518 Illinois U.S.A.
  • 3125035519 | +1 312-503-5519 Illinois U.S.A.
  • 3125035520 | +1 312-503-5520 Illinois U.S.A.
  • 3125035521 | +1 312-503-5521 Illinois U.S.A.
  • 3125035522 | +1 312-503-5522 Illinois U.S.A.
  • 3125035523 | +1 312-503-5523 Illinois U.S.A.
  • 3125035524 | +1 312-503-5524 Illinois U.S.A.
  • 3125035525 | +1 312-503-5525 Illinois U.S.A.
  • 3125035526 | +1 312-503-5526 Illinois U.S.A.
  • 3125035527 | +1 312-503-5527 Illinois U.S.A.
  • 3125035528 | +1 312-503-5528 Illinois U.S.A.
  • 3125035529 | +1 312-503-5529 Illinois U.S.A.
  • 3125035530 | +1 312-503-5530 Illinois U.S.A.
  • 3125035531 | +1 312-503-5531 Illinois U.S.A.
  • 3125035532 | +1 312-503-5532 Illinois U.S.A.
  • 3125035533 | +1 312-503-5533 Illinois U.S.A.
  • 3125035534 | +1 312-503-5534 Illinois U.S.A.
  • 3125035535 | +1 312-503-5535 Illinois U.S.A.
  • 3125035536 | +1 312-503-5536 Illinois U.S.A.
  • 3125035537 | +1 312-503-5537 Illinois U.S.A.
  • 3125035538 | +1 312-503-5538 Illinois U.S.A.
  • 3125035539 | +1 312-503-5539 Illinois U.S.A.
  • 3125035540 | +1 312-503-5540 Illinois U.S.A.
  • 3125035541 | +1 312-503-5541 Illinois U.S.A.
  • 3125035542 | +1 312-503-5542 Illinois U.S.A.
  • 3125035543 | +1 312-503-5543 Illinois U.S.A.
  • 3125035544 | +1 312-503-5544 Illinois U.S.A.
  • 3125035545 | +1 312-503-5545 Illinois U.S.A.
  • 3125035546 | +1 312-503-5546 Illinois U.S.A.
  • 3125035547 | +1 312-503-5547 Illinois U.S.A.
  • 3125035548 | +1 312-503-5548 Illinois U.S.A.
  • 3125035549 | +1 312-503-5549 Illinois U.S.A.
  • 3125035550 | +1 312-503-5550 Illinois U.S.A.
  • 3125035551 | +1 312-503-5551 Illinois U.S.A.
  • 3125035552 | +1 312-503-5552 Illinois U.S.A.
  • 3125035553 | +1 312-503-5553 Illinois U.S.A.
  • 3125035554 | +1 312-503-5554 Illinois U.S.A.
  • 3125035555 | +1 312-503-5555 Illinois U.S.A.
  • 3125035556 | +1 312-503-5556 Illinois U.S.A.
  • 3125035557 | +1 312-503-5557 Illinois U.S.A.
  • 3125035558 | +1 312-503-5558 Illinois U.S.A.
  • 3125035559 | +1 312-503-5559 Illinois U.S.A.
  • 3125035560 | +1 312-503-5560 Illinois U.S.A.
  • 3125035561 | +1 312-503-5561 Illinois U.S.A.
  • 3125035562 | +1 312-503-5562 Illinois U.S.A.
  • 3125035563 | +1 312-503-5563 Illinois U.S.A.
  • 3125035564 | +1 312-503-5564 Illinois U.S.A.
  • 3125035565 | +1 312-503-5565 Illinois U.S.A.
  • 3125035566 | +1 312-503-5566 Illinois U.S.A.
  • 3125035567 | +1 312-503-5567 Illinois U.S.A.
  • 3125035568 | +1 312-503-5568 Illinois U.S.A.
  • 3125035569 | +1 312-503-5569 Illinois U.S.A.
  • 3125035570 | +1 312-503-5570 Illinois U.S.A.
  • 3125035571 | +1 312-503-5571 Illinois U.S.A.
  • 3125035572 | +1 312-503-5572 Illinois U.S.A.
  • 3125035573 | +1 312-503-5573 Illinois U.S.A.
  • 3125035574 | +1 312-503-5574 Illinois U.S.A.
  • 3125035575 | +1 312-503-5575 Illinois U.S.A.
  • 3125035576 | +1 312-503-5576 Illinois U.S.A.
  • 3125035577 | +1 312-503-5577 Illinois U.S.A.
  • 3125035578 | +1 312-503-5578 Illinois U.S.A.
  • 3125035579 | +1 312-503-5579 Illinois U.S.A.
  • 3125035580 | +1 312-503-5580 Illinois U.S.A.
  • 3125035581 | +1 312-503-5581 Illinois U.S.A.
  • 3125035582 | +1 312-503-5582 Illinois U.S.A.
  • 3125035583 | +1 312-503-5583 Illinois U.S.A.
  • 3125035584 | +1 312-503-5584 Illinois U.S.A.
  • 3125035585 | +1 312-503-5585 Illinois U.S.A.
  • 3125035586 | +1 312-503-5586 Illinois U.S.A.
  • 3125035587 | +1 312-503-5587 Illinois U.S.A.
  • 3125035588 | +1 312-503-5588 Illinois U.S.A.
  • 3125035589 | +1 312-503-5589 Illinois U.S.A.
  • 3125035590 | +1 312-503-5590 Illinois U.S.A.
  • 3125035591 | +1 312-503-5591 Illinois U.S.A.
  • 3125035592 | +1 312-503-5592 Illinois U.S.A.
  • 3125035593 | +1 312-503-5593 Illinois U.S.A.
  • 3125035594 | +1 312-503-5594 Illinois U.S.A.
  • 3125035595 | +1 312-503-5595 Illinois U.S.A.
  • 3125035596 | +1 312-503-5596 Illinois U.S.A.
  • 3125035597 | +1 312-503-5597 Illinois U.S.A.
  • 3125035598 | +1 312-503-5598 Illinois U.S.A.
  • 3125035599 | +1 312-503-5599 Illinois U.S.A.